Fujieda, Japan

Masahiko Katayama

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignee: Eisai R&d Management Co., Ltd.. Active years: 2007-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Katayama. Retrieved from https://idiyas.com/inventor/masahiko-katayama-xc2rfx2w

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 33.3


Average Co-Inventor Count = 6.2

ph-index = 2

Forward Citations = 5(Granted Patents)


Location History:

  • Tukuba, JP (2007)
  • Fujieda, JP (2016 - 2018)

Company Filing History:


Years Active: 2007-2018

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3 patents (USPTO):Explore Patents

Title: Masahiko Katayama: Innovator in Antibody Development

Introduction

Masahiko Katayama is a prominent inventor based in Fujieda, Japan. He has made significant contributions to the field of biotechnology, particularly in the development of antibodies. With a total of 3 patents to his name, Katayama's work has the potential to impact therapeutic approaches in medicine.

Latest Patents

One of Katayama's latest patents is focused on the development of an anti-human Notch4 antibody. This invention provides an anti-human Notch4 antibody or a Notch4 binding fragment that may exhibit neutralizing activity against human Notch4. The patent details the creation of a mouse anti-human Notch4 antibody with high neutralizing activity and binding affinity towards human Notch4. The inventors determined the complementarity determining region (CDR) sequence of this antibody, which facilitated the production of a humanized antibody that includes the variable region of heavy and light chains along with the CDR sequence.

Career Highlights

Masahiko Katayama is currently associated with Eisai R&D Management Co., Ltd., where he continues to innovate in the field of antibody research. His work is characterized by a commitment to advancing therapeutic options through scientific discovery.

Collaborations

Katayama collaborates with notable colleagues, including Yoshimasa Sakamoto and Yusuke Adachi. These partnerships enhance the research and development efforts within his team, fostering an environment of innovation.

Conclusion

Masahiko Katayama's contributions to the field of biotechnology, particularly through his patents on anti-human Notch4 antibodies, highlight his role as a key innovator. His work at Eisai R&D Management Co., Ltd. and collaborations with esteemed colleagues further underscore his impact on medical research and development.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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